AWS Certificate Manager (ACM) makes it easy to provision, manage, and deploy SSL/TLS certificates on AWS-managed resources.

User Guide
Provides conceptual overviews and explains how to provision ACM Certificates on AWS-based websites.
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ACM in the AWS CLI Reference
Describes the AWS Certificate Manager commands that are available in the AWS Command Line Interface.

API Reference
Describes the API operations available for ACM along with sample requests, responses, and errors for the supported web services protocols.